<!DOCTYPE html>
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title></title>
  </head>
  <body>
    <script type="text/javascript">
      var shaderIDs = {
      MeshBasicMaterial: 'basic',
      MeshLambertMaterial: 'lambert',
      MeshPhongMaterial: 'phong',
      };
      // 查看shaderIDs对象MeshBasicMaterial属性的值
      console.log(shaderIDs.MeshBasicMaterial);
      console.log(shaderIDs[ 'MeshBasicMaterial' ]);
    </script>
  </body>
</html>
